G-X300NiMo3Mg

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#G-X300NiMo3Mg

Description

G-X300NiMo3Mg Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: G-X300NiMo3Mg

Category	Type	Steel Grade
Steel Grades	Mould Steel	G-X300NiMo3Mg
		GX1CrNiMoCuN25-20-5
		1.4538
		GX2CrNiMnMoNNb21-15-4-3
		1.4569
		GX3CrNiMoCuN24-6-5
		1.4573
		GX10CrNiCuNb18-12
		1.4583
		GX7CrNiMoCuNb18-8
		1.4585

Chemical composition(mass fraction)(wt.%) of the G-X300NiMo3Mg

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
2.8-3.5	0.2-0.6	0.2-0.6				1.5-4.5
Mo	Al	Cu	Nb	Ti	V	Ce
0.5-5.0
N	Co	Pb	B	Other

Mechanical Properties of steel grade G-X300NiMo3Mg

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
544 (≥)	415 (≥)	32	23	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	322

Physical Properties of steel grade G-X300NiMo3Mg

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
21	-	-			0.34	-
947	794	-	42.3	121		-
523	-	24	34.2			211	232

Heat Treatment of steel grade G-X300NiMo3Mg

Heat treated : 1619°C - 1924°C

Technological Curves of steel grade G-X300NiMo3Mg

No Curve

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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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